git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@2110 331e1502-861f-0410-8da2-ba01fb791d7f

This commit is contained in:
boufaras 2011-02-08 10:09:11 +00:00
commit 166d52a3d2

View file

@ -1,5 +1,5 @@
//Init the number of threads per block //Init the number of threads per block
#define BLOCK_SIZE 512 #define BLOCK_SIZE 256
#include <iostream> #include <iostream>
#include <stdlib.h> #include <stdlib.h>
using namespace std; using namespace std;
@ -27,39 +27,8 @@ using namespace std;
#include <continuator/moTrueContinuator.h> #include <continuator/moTrueContinuator.h>
// Local search algorithm // Local search algorithm
#include <algo/moLocalSearch.h> #include <algo/moLocalSearch.h>
// Simple HC algorithm
#include <algo/moSimpleHC.h>
// The simple HC algorithm explorer // The simple HC algorithm explorer
#include <explorer/moSimpleHCexplorer.h> #include <explorer/moSimpleHCexplorer.h>
#include <time.h>
/**
* @return the factorial of an unsigned integer
* @param i an integer
*/
unsigned long int factorial1(unsigned int i) {
if (i == 0)
return 1;
else
return i * factorial1(i - 1);
}
/**
* @return the neighborhood Size from the solution size and number of swap
* @param _size the solution size
* @param _Kswap the number of swap
*/
unsigned long int sizeMapping1( unsigned int _size, unsigned int _Kswap) {
unsigned long int _sizeMapping = _size;
for (unsigned int i = _Kswap; i > 0; i--) {
_sizeMapping *= (_size - i);
}
_sizeMapping /= factorial1(_Kswap + 1);
return _sizeMapping;
}
// REPRESENTATION // REPRESENTATION
typedef moCudaBitVector<eoMaximizingFitness> solution; typedef moCudaBitVector<eoMaximizingFitness> solution;
@ -68,7 +37,6 @@ typedef moCudaKflipNeighborhood<Neighbor> Neighborhood;
void main_function(int argc, char **argv) void main_function(int argc, char **argv)
{ {
/* ========================================================= /* =========================================================
* *
* Parameters * Parameters
@ -91,7 +59,7 @@ void main_function(int argc, char **argv)
parser.processParam( vecSizeParam, "Representation" ); parser.processParam( vecSizeParam, "Representation" );
unsigned vecSize = vecSizeParam.value(); unsigned vecSize = vecSizeParam.value();
// Swap number // Swap number
eoValueParam<unsigned int> KSwapParam(0, "KSwap", "swap number", 'N'); eoValueParam<unsigned int> KSwapParam(0, "KSwap", "swap number", 'N');
parser.processParam(KSwapParam, "KSwap" ); parser.processParam(KSwapParam, "KSwap" );
unsigned KSwap = KSwapParam.value(); unsigned KSwap = KSwapParam.value();
@ -120,7 +88,6 @@ void main_function(int argc, char **argv)
//reproducible random seed: if you don't change SEED above, //reproducible random seed: if you don't change SEED above,
// you'll aways get the same result, NOT a random run // you'll aways get the same result, NOT a random run
rng.reseed(seed); rng.reseed(seed);
srand(time(NULL));
/* ========================================================= /* =========================================================
* *
@ -129,9 +96,6 @@ void main_function(int argc, char **argv)
* ========================================================= */ * ========================================================= */
solution sol(vecSize); solution sol(vecSize);
if(vecSize<64)
for(unsigned i=0;i<vecSize;i++) cout<<sol[i]<<" ";
cout<<endl;
/* ========================================================= /* =========================================================
* *
@ -146,7 +110,8 @@ void main_function(int argc, char **argv)
* Evaluation of a solution neighbor's * Evaluation of a solution neighbor's
* *
* ========================================================= */ * ========================================================= */
unsigned long int sizeMap=sizeMapping1(vecSize,KSwap);
unsigned long int sizeMap=sizeMapping(vecSize,KSwap);
std::cout<<"sizeMap : "<<sizeMap<<std::endl; std::cout<<"sizeMap : "<<sizeMap<<std::endl;
OneMaxIncrEval<Neighbor> incr_eval; OneMaxIncrEval<Neighbor> incr_eval;
moCudaKswapEval<Neighbor,OneMaxIncrEval<Neighbor> > cueval(sizeMap,incr_eval); moCudaKswapEval<Neighbor,OneMaxIncrEval<Neighbor> > cueval(sizeMap,incr_eval);
@ -182,20 +147,11 @@ void main_function(int argc, char **argv)
* The local search algorithm * The local search algorithm
* *
* ========================================================= */ * ========================================================= */
//True continuator <=> Always continue //True continuator <=> Always continue
moTrueContinuator<Neighbor> continuator; moTrueContinuator<Neighbor> continuator;
moLocalSearch<Neighbor> localSearch(explorer,continuator, eval); moLocalSearch<Neighbor> localSearch(explorer,continuator, eval);
/* =========================================================
*
* The simple Hill Climbing algorithm
*
* ========================================================= */
moSimpleHC<Neighbor> simpleHC(neighborhood,eval,cueval);
/* ========================================================= /* =========================================================
* *
* Execute the local search from random sollution * Execute the local search from random sollution
@ -205,17 +161,15 @@ void main_function(int argc, char **argv)
//Can be eval here, else it will be done at the beginning of the localSearch //Can be eval here, else it will be done at the beginning of the localSearch
eval(sol); eval(sol);
std::cout << "initial: " << sol.fitness()<< std::endl; std::cout << "initial: " << sol<< std::endl;
// Create timer for timing CUDA calculation // Create timer for timing CUDA calculation
moCudaTimer timer; moCudaTimer timer;
timer.start(); timer.start();
localSearch(sol); localSearch(sol);
timer.stop(); timer.stop();
std::cout << "final: " << sol<< std::endl;
printf("CUDA execution time = %f ms\n",timer.getTime()); printf("CUDA execution time = %f ms\n",timer.getTime());
timer.deleteTimer(); timer.deleteTimer();
std::cout << "final: " << sol.fitness() << std::endl;
} }
// A main that catches the exceptions // A main that catches the exceptions